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    6. Alma AP01 - RCA - September 6, 2017

    Alma AP01 - RCA - September 6, 2017

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    1. Introduction
    2. Event Timeline
    3. Root Cause Analysis
    4. Technical Action Items and Preventive Measures
    5. Customer Communication 
    6. Publication History 

    Confidential Information, Disclaimer and Trade Marks

    Introduction

    This document serves as a Root Cause Analysis for the Alma service interruption experienced by Ex Libris customers on September 6th, 2017.

    The goal of this document is to share our findings regarding the event, specify the root cause analysis, outline actions to be taken to solve the downtime event, as well as preventive measures Ex Libris is taking to avoid similar cases in future.

    Event Timeline

    Service interruption was experienced by Ex Libris customers served by the Alma AP01 instance at the APAC Data Center during the following hours:

    September 6, 2017 from 10:44 AM until 11:11 AM Singapore time Zone

    During the event, the service was unavailable for the environment.

    Root Cause Analysis

    Ex Libris Engineers investigated this event to determine the root cause analysis with the following results:

    An application defect that was introduced as part of September release required an emergency restart to AP01 instance.

    Technical Action Items and Preventive Measures

    Ex Libris has taken the following action and preventive measures to avoid such an occurrence in future:

    • The issue was fixed as part of September 10th HF
    • As preventive measure Ex Libris extend the testing to prevent similar code and issues . 

    Customer Communication 

     

    ExLibris is committed to providing customers with prompt and ongoing updates during Cloud events. Ongoing and prompt updates on service interruptions appear in the system status portal at this address: http://status.exlibrisgroup.com/

    These updates are automatically sent as emails to registered customers.

    Publication History 

     

    Date Publication History
    September 27, 2017 Initial Publication

     

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      • Alma AP01 - RCA - September 19 , 2019
      • Alma AP01 - RCA - June 3, 2017
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    1. Article type
      Topic
      Content Type
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      Language
      English
      Product
      Alma
    2. Tags
      1. environment:Alma AP01
      2. Root Cause Analysis
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